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46969 (1998 SP137)
Classification: Main-belt Asteroid          SPK-ID: 2046969
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820781035791826 4.2299e-08  
a 2.690298384316312 1.4403e-08 au
q 2.20045395643786 1.1432e-07 au
i 4.998061136551974 4.8581e-06 deg
node 94.89191745191756 5.1453e-05 deg
peri 346.2935519331236 5.2857e-05 deg
M 279.4977135977028 1.3285e-05 deg
tp 2459360.916626677160
(2021-May-26.41662668)
6.0692e-05 TDB
period 1611.7552855005
4.41
1.2944e-05
3.544e-08
d
yr
n .2233589697136987 1.7937e-09 deg/d
Q 3.180142812194765 1.7026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1996-03-18  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:40:06  

Additional Information
 Earth MOID = 1.21671 au 
 Jupiter MOID = 2.06181 au 
 T_jup = 3.343 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456265.5 (2012-Dec-04.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818010185289657 4.189e-08  
q 2.201762513968409 1.1311e-07 au
tp 2456127.943089908387
(2012-Jul-19.44308991)
5.4346e-05 TDB
node 94.9800617735267 5.1618e-05 deg
peri 344.9534048059937 5.3033e-05 deg
i 4.991317502216057 4.8483e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1996-03-18  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:40:06  

Additional Information
 Jupiter MOID = 2.06181 au 
 T_jup = 3.343 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.754791673698935E-15 -4.713113554710211E-15 -3.019589828014852E-15 1.481923424424516E-15 1.385822516040648E-14 4.165284379620921E-16
q -4.713113554710211E-15 1.279484875242058E-14 4.780045942340646E-14 -4.115235323472575E-15 -2.643582125738541E-14 -1.000945579940012E-15
tp -3.019589828014852E-15 4.780045942340646E-14 2.953487073860485E-9 -1.152918440922025E-11 6.821588168805092E-10 5.203201043421802E-13
node 1.481923424424516E-15 -4.115235323472575E-15 -1.152918440922025E-11 2.66440583446055E-9 -2.656538276393828E-9 -6.778111847641707E-13
peri 1.385822516040648E-14 -2.643582125738541E-14 6.821588168805092E-10 -2.656538276393828E-9 2.812462680537312E-9 8.018367057566102E-13
i 4.165284379620921E-16 -1.000945579940012E-15 5.203201043421802E-13 -6.778111847641707E-13 8.018367057566102E-13 2.350619871362413E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO449298  
diameter diameter 5.409 km 1.501 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.059   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

46969 (1998 SP137)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SP137 = 2000 EE127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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